CN218813232U - Auxiliary mounting, dismounting and fixing device for prestressed box girder tensioning jack - Google Patents
Auxiliary mounting, dismounting and fixing device for prestressed box girder tensioning jack Download PDFInfo
- Publication number
- CN218813232U CN218813232U CN202320067830.0U CN202320067830U CN218813232U CN 218813232 U CN218813232 U CN 218813232U CN 202320067830 U CN202320067830 U CN 202320067830U CN 218813232 U CN218813232 U CN 218813232U
- Authority
- CN
- China
- Prior art keywords
- fixing device
- box girder
- dismounting
- fixedly connected
- jack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The utility model discloses a supplementary ann of prestressing force case roof beam stretch-draw jack is torn open, fixing device, including supporting the portal, support two round frid of portal upper end symmetry fixedly connected with, round frid upper end symmetry is provided with two crossbeams, the cargo platform upper end is provided with the jack, the crossbeam outside is provided with rings, the rings lower extreme is provided with chain block. Through the structure, support two round frid of portal upper end symmetry fixedly connected with, round frid upper end is provided with a plurality of wheels that remove, it is provided with the crossbeam to remove the wheel upper end, crossbeam one end is provided with the manual hoist structure of pulling, make the device can realize the removal adjustment about two sets of jack-knifing about from top to bottom fast, the tensioning efficiency of prestressing force case roof beam has been improved, reduce intensity of labour, it is artifical to save, the device relies on the fixed jack-knifing of electric hoist at case roof beam stretch-knifing in-process, be provided with protection steel sheet door at the rear portal simultaneously, guarantee operation personnel's construction safety.
Description
Technical Field
The utility model relates to an auxiliary box roof beam prestressing force stretch-draw construction technical field, in particular to supplementary ann of prestressing force box roof beam stretch-draw jack is torn open, fixing device.
Background
The prestress technology is widely applied to prefabricated box girders, cover girders, t-shaped girders and other components. In the prestressed construction, a large amount of manpower and time are consumed for moving, installing and disassembling the jack, and the problem that the prestressed construction efficiency of the box girder is limited is solved.
In the prior box girder prestress construction, a simple temporary support is often erected to move, install and detach the jack, the working process is complicated, the efficiency is low, the labor intensity is high, and certain potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve one of the technical problem that exists among the prior art at least, provide a supplementary ann of prestressing force case roof beam stretch-draw jack and tear open, fixing device, can realize that the jack removes from top to bottom, be provided with protection steel sheet guarantee operation personnel's construction safety.
In order to realize above-mentioned purpose, provide a supplementary ann of prestressing force case roof beam stretch-draw jack is torn open, fixing device, including supporting the portal, fixedly connected with cargo platform between the support portal, support two round frid of portal upper end symmetry fixedly connected with, round frid upper end symmetry is provided with two crossbeams, the cargo platform upper end is provided with the jack, the crossbeam outside is provided with rings, the rings lower extreme is provided with electric chain block.
According to the auxiliary mounting, dismounting and fixing device for the prestressed box girder tensioning jack, an oil pump is fixedly connected to the upper end of the carrying platform.
According to supplementary ann of prestressing force box girder stretch-draw jack tear open, fixing device, wheel frid upper end evenly is provided with two sets of removal wheels and every group is two, it is provided with the fixing base to remove the wheel upper end, fixing base upper end fixed connection is in the crossbeam lower extreme.
According to the auxiliary mounting, dismounting and fixing device for the prestressed box girder tensioning jack, a bearing is arranged at the upper end of the hanging ring.
According to the auxiliary mounting, dismounting and fixing device for the prestressed box girder tensioning jack, the lifting ring and the electric chain hoist are mutually buckled.
According to the auxiliary mounting, dismounting and fixing device for the prestressed box girder tensioning jack, a sling chain is arranged at the lower end of the manual pulling hoist, and the lower end of the sling chain is fixedly connected to the upper end of the jack.
According to the auxiliary mounting, dismounting and fixing device for the prestressed box girder tensioning jack, the back of the support portal is fixedly connected with a protective steel plate door.
Has the advantages that:
1. two round frid of support portal upper end symmetry fixedly connected with, wheel frid upper end is provided with a plurality of wheels that remove, removes the wheel upper end and is provided with the crossbeam, and crossbeam one end is provided with the hand and draws the electric block structure for the device can realize the removal adjustment about two sets of tensioning jack about fast, has improved the stretch-draw efficiency of prestressing force case roof beam, reduces intensity of labour, saves artifically.
2. The device relies on the electric hoist to fix the tensioning jack at case roof beam stretch-draw in-process, is provided with the protection steel sheet door at the rear portal simultaneously, ensures operation personnel's construction safety, safe and reliable.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is a perspective view of an auxiliary mounting, dismounting and fixing device for a prestressed box girder tensioning jack provided by the utility model;
fig. 2 is a top view of a support gantry of the auxiliary mounting, dismounting and fixing device for the prestressed box girder tensioning jack provided by the present invention;
fig. 3 is a schematic structural diagram of a point a in fig. 1 according to the present invention;
fig. 4 is a schematic structural diagram of a point B in fig. 1 according to the present invention.
Illustration of the drawings:
1. a support gantry; 2. a carrier platform; 3. a protective steel plate door; 4. an oil pump; 5. a jack; 6. a race plate; 7. a moving wheel; 8. a fixed seat; 9. a cross beam; 10. a bearing; 11. a hoisting ring; 12. pulling an electric hoist by a hand; 13. and (4) hanging the chain.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
Referring to fig. 1-4, the embodiment of the utility model provides a supplementary ann of prestressed box girder tensioning jack is torn open, fixing device, it is including supporting portal 1, support fixedly connected with cargo platform 2 between the portal 1, cargo platform 2 is used for supporting fixed oil pump 4, support two round frid 6 of portal 1 upper end symmetry fixedly connected with, round frid 6 makes to move wheel 7 and removes in its inside, round frid 6 upper end symmetry is provided with two crossbeams 9, crossbeam 9 drives and removes about jack 5, cargo platform 2 upper end is provided with jack 5, jack 5 is the prior art structure, the crossbeam 9 outside is provided with rings 11, rings 11 set up in the crossbeam 9 outside, rings 11 lower extreme is provided with electric chain block 12, electric chain block 12 is the prior art structure, be used for cooperating chain sling 13 to remove jack 5.
The upper end of the loading platform 2 is fixedly connected with an oil pump 4, the oil pump 4 is of a prior art structure and is communicated with the jack 5 through a connecting structure of the prior art, so that the jack 5 plays a role.
Wheel frid 6 upper end evenly is provided with two sets of wheels 7 and every group and is two, removes 7 upper ends of taking turns and is provided with fixing base 8, and fixing base 8 is fixed at removing 7 lower extremes of taking turns, and 8 upper ends of fixing base fixed connection are in the 9 lower extremes of crossbeam.
The upper end of the hanging ring 11 is provided with a bearing 10, and the bearing 10 enables the hanging ring 11 to move freely in the hanging ring.
The hanging ring 11 and the electric chain block 12 are mutually buckled.
The lower end of the electric chain hoist 12 is provided with a sling chain 13, one end of the sling chain 13 moves with the jack 5, and the lower end of the sling chain 13 is fixedly connected with the upper end of the jack 5.
The back of the support portal frame 1 is fixedly connected with a protective steel plate door 3, and the protective steel plate door 3 is used for guaranteeing the construction safety of operators, and is safe and reliable.
The working principle is as follows: the device is well installed, a power supply is switched on, most parts on the device are mainly made of channel steel and angle steel, the structure is simple, local material taking and processing are convenient and practical, firstly, the power supply drives the moving wheel 7 to move, the moving wheel 7 drives the cross beam 9 to move, the electric chain hoist 12 at the lower end of the cross beam 9 drives the jacks 5 to move up and down, so that the device can quickly realize the vertical and horizontal movement adjustment of two groups of tensioning jacks 5, the tensioning efficiency of a prestressed box girder is improved, the labor intensity is reduced, manpower is saved, the device depends on the electric chain hoist 12 to fix the tensioning jacks 5 in the box girder tensioning process, meanwhile, a protective steel plate door 3 is arranged behind a support door frame 1, the construction safety of operating personnel is guaranteed, the device is safe and reliable, the device is used for assisting in mounting, dismounting and shifting the jacks in the box girder tensioning construction, the operation is convenient, safe and reliable, the labor intensity of the operating personnel is effectively reduced, the working efficiency is greatly improved, the working procedure time is shortened, and better application effect is obtained.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. The utility model provides a supplementary ann of prestressing force box girder tensioning jack is torn open, fixing device, includes support portal (1), its characterized in that: the portable electric hand-pulling device is characterized in that an object carrying platform (2) is fixedly connected between the supporting portal frames (1), two wheel groove plates (6) are symmetrically and fixedly connected to the upper ends of the supporting portal frames (1), two cross beams (9) are symmetrically arranged at the upper ends of the wheel groove plates (6), a jack (5) is arranged at the upper end of the object carrying platform (2), a hanging ring (11) is arranged on the outer side of each cross beam (9), and a hand-pulling electric hoist (12) is arranged at the lower end of each hanging ring (11).
2. The auxiliary mounting, dismounting and fixing device of a prestressed box girder tensioning jack according to claim 1, wherein an oil pump (4) is fixedly connected to the upper end of the loading platform (2).
3. The auxiliary mounting, dismounting and fixing device for the prestressed box girder tensioning jack according to claim 1, wherein two sets of moving wheels (7) are uniformly arranged at the upper end of the wheel groove plate (6), and each set is two, the upper end of each moving wheel (7) is provided with a fixed seat (8), and the upper end of each fixed seat (8) is fixedly connected to the lower end of the cross beam (9).
4. The auxiliary mounting, dismounting and fixing device for the prestressed box girder tensioning jack according to claim 1, wherein a bearing (10) is arranged at the upper end of the lifting ring (11).
5. The auxiliary mounting, dismounting and fixing device of the prestressed box girder tensioning jack according to claim 1, wherein the hanging ring (11) and the electric chain block (12) are mutually buckled.
6. The auxiliary mounting, dismounting and fixing device for the prestressed box girder tensioning jack according to claim 1, wherein a hoist chain (13) is arranged at the lower end of the hand-pulled hoist (12), and the lower end of the hoist chain (13) is fixedly connected to the upper end of the jack (5).
7. The auxiliary mounting, dismounting and fixing device for the prestressed box girder tensioning jack according to claim 1, characterized in that a protective steel plate door (3) is fixedly connected to the back of the support portal (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320067830.0U CN218813232U (en) | 2023-01-10 | 2023-01-10 | Auxiliary mounting, dismounting and fixing device for prestressed box girder tensioning jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320067830.0U CN218813232U (en) | 2023-01-10 | 2023-01-10 | Auxiliary mounting, dismounting and fixing device for prestressed box girder tensioning jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218813232U true CN218813232U (en) | 2023-04-07 |
Family
ID=87039652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320067830.0U Active CN218813232U (en) | 2023-01-10 | 2023-01-10 | Auxiliary mounting, dismounting and fixing device for prestressed box girder tensioning jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218813232U (en) |
-
2023
- 2023-01-10 CN CN202320067830.0U patent/CN218813232U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201458596U (en) | Crane with self-dismounting device | |
| JP2009121108A (en) | Reinforcement assembling method for high-rise structure reinforcing method, and reinforcement assembling jig for the same | |
| CN218813232U (en) | Auxiliary mounting, dismounting and fixing device for prestressed box girder tensioning jack | |
| CN201250058Y (en) | Improved lifting trolley | |
| CN110409803B (en) | Hoisting method for disassembling central drum ring of hydraulic mold lifting device | |
| CN106801613A (en) | A kind of hydraulic support chassis installed for steel arch-shelf | |
| CN201770429U (en) | Portal type framework used for hoisting and slipping | |
| CN209760040U (en) | Make things convenient for removal of high strength bolt construction to hang basket | |
| CN212924170U (en) | Light door machine system for mounting prefabricated panel of wharf | |
| CN213202204U (en) | Overhead hoist is demolishd to real abdomen section limit case of truss-like combination arched bridge | |
| CN213059894U (en) | Hoisting tool for motor transfer in limited space | |
| CN209816682U (en) | Bridge steel box girder aerial working operation platform | |
| CN210049105U (en) | Self-propelled bridge formwork operation trolley | |
| CN208563132U (en) | A kind of U-shaped aqueduct body arc internal model carriage | |
| CN209906186U (en) | Building template cross-floor transportation equipment | |
| CN201857225U (en) | Hoisting device for bridge crane frame | |
| CN109706841B (en) | Construction method of movable hanging basket convenient for high-strength bolt construction | |
| CN205077876U (en) | Machine and stressing jack linkage are worn to restraint by prestress wire | |
| CN211004358U (en) | Special equipment for disassembling and installing hydraulic support | |
| CN106836012A (en) | A kind of automatic advancing device of Hanging Basket | |
| CN114348891B (en) | Hoisting equipment for disassembling and assembling bridge crane of underground factory building and bridge crane disassembling and assembling construction method | |
| CN218874335U (en) | Device for dismounting hook saddle of 1000T bridge crane of hydropower house | |
| CN214570042U (en) | Hoisting tool | |
| CN210561732U (en) | Movable type bent cap support | |
| CN112814690B (en) | Shield construction system and shield construction method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |